/* Carver Cloud — clean, mobile-friendly stylesheet */
:root {
  --bg: #0f1419;
  --bg-elev: #1a2029;
  --fg: #e6edf3;
  --fg-muted: #8b949e;
  --accent: #58a6ff;
  --border: #30363d;
  --radius: 14px;
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-size-adjust: 100%;
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(1rem, 4vw, 2.5rem);
}

header.site-header {
  text-align: center;
  margin-bottom: 2rem;
}

header.site-header h1 {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  font-weight: 700;
  margin: 0 0 .25rem;
  letter-spacing: -0.02em;
}

header.site-header p.tagline {
  margin: 0;
  color: var(--fg-muted);
  font-size: .95rem;
}

/* Search section */
.search-stack {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

.search-row {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .5rem .75rem;
  transition: border-color .15s;
}

.search-row:focus-within { border-color: var(--accent); }

.search-row .brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  flex-shrink: 0;
}

.search-row .brand img {
  max-width: 100%;
  max-height: 28px;
  height: auto;
  width: auto;
  display: block;
}

.search-row form { flex: 1; display: flex; }

.search-row input[type="text"] {
  flex: 1;
  width: 100%;
  background: transparent;
  border: 0;
  outline: none;
  color: var(--fg);
  font-size: 1rem;
  padding: .6rem .25rem;
  min-width: 0;
}

/* Tile grid */
.grid {
  display: grid;
  gap: clamp(.75rem, 2vw, 1.25rem);
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
}

@media (min-width: 640px) {
  .grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}

.tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  aspect-ratio: 1 / 1;
  padding: 1rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--fg);
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}

.tile:hover,
.tile:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow);
  outline: none;
}

.tile img {
  width: 60%;
  max-width: 96px;
  height: auto;
  object-fit: contain;
}

.tile .label {
  font-size: .85rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-align: center;
}

/* Section heading */
.section-title {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--fg-muted);
  margin: 2.5rem 0 1rem;
}

/* Weather widget container */
.weather {
  margin-top: 2.5rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .5rem;
  overflow: hidden;
}

/* Back link (sub-pages) */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: var(--fg-muted);
  text-decoration: none;
  font-size: .9rem;
  margin-bottom: 1.5rem;
  transition: color .15s;
}
.back-link:hover { color: var(--accent); }

footer.site-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--fg-muted);
  font-size: .85rem;
}

/* Top navigation (Home / About) */
.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.25rem;
}
.topnav .back-link {
  display: inline-flex;
  align-items: center;
  padding: .45rem .85rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--fg);
  text-decoration: none;
  font-size: .9rem;
  transition: border-color .15s, color .15s;
}
.topnav .back-link:hover { border-color: var(--accent); color: var(--accent); }

/* Prose blocks */
.prose {
  max-width: 65ch;
  margin: 1rem auto 1.5rem;
  line-height: 1.6;
  color: var(--fg-muted);
  font-size: 1rem;
}
.prose strong { color: var(--fg); }